Definition of Perturb

Verb: perturb  pu(r)'turb

1. Disturb in mind or make uneasy or cause to be worried or alarmed
   "She was rather perturbed by the news that her father was seriously ill";
   - unhinge, disquiet, trouble, cark, distract, disorder
    
2. Disturb or interfere with the usual path of an electron or atom
   "The electrons were perturbed by the passing ion"
    
3. Cause a celestial body to deviate from a theoretically regular orbital motion, especially as a result of interposed or extraordinary gravitational pull
   "The orbits of these stars were perturbed by the passings of a comet"
    
4. Throw into great confusion or disorder
   "Fundamental Islamicists threaten to perturb the social order in Algeria and Egypt";
   - derange, throw out of kilter

See also:
pertnesses
perturbable

Anagrams containing the word perturb

ptrebur bpertur rbpertu urbpert turbper rturbpe erturbp